#tooltip {
	text-align: center;
	color: #fff;
	background: #111;
	position: absolute;
	z-index: 100;
	padding: 15px;
}

#tooltip:after /* triangle decoration */ {
	width: 0;
	height: 0;
	border-left: 10px solid transparent;
	border-right: 10px solid transparent;
	border-top: 10px solid #111;
	content: '';
	clear: both;
	float: right;
	position: absolute;
	left: 50%;
	bottom: -10px;
	margin-left: -10px;
}

#tooltip.top:after {
	border-top-color: transparent;
	border-bottom: 10px solid #111;
	top: -20px;
	bottom: auto;
}

#tooltip.left:after {
	left: 10px;
	margin: 0;
}

#tooltip.right:after {
	right: 10px;
	left: auto;
	margin: 0;
}